Home / 403,154,726.50-556,056,463.05-304,039,646.02

Finding the Fourth Proportional to 403,154,726.50, 556,056,463.05 and 304,039,646.02

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Solution

The fourth proportional to 403,154,726.50, 556,056,463.05 and 304,039,646.02 is: 419,350,683.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,154,726.50 : 556,056,463.05 = 304,039,646.02 : x
  2. Step 2: Convert to fraction form
    403,154,726.50/556,056,463.05 = 304,039,646.02/x
  3. Step 3: Cross multiply
    403,154,726.50x = 556,056,463.05 × 304,039,646.02
  4. Step 4: Simplify right side
    403,154,726.50x = 169,063,210,192,855,200
  5. Step 5: Solve for x
    x = 169,063,210,192,855,200/403,154,726.50
  6. Step 6: Final answer
    x = 419,350,683.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.